Quick Fuel Throttle Return Spring Kit For Square Flange 4 BBL Carburetors Racing Suit Jacket AFR's trademark 3/4'' thick cylinder

AFR's trademark 3/4'' thick cylinder head deck makes them ideal for heavy nitrous or blower applications

Two per KIT

Replacement tail shafts for the Falcon Transmission do not not come with replacement gaskets

3 in Diameter Bottle

Quick Fuel Throttle Return Spring Kit For Square Flange 4 BBL Carburetors Racing Suit Jacket AFR's trademark 3/4'' thick cylinderThrottle Return Spring Kit For Square Flange 4 BBL Carburetors Made from laser cut stainless steel to virtually eliminate flex. Positively locates itself on the throttle body of 4150 style carburetors. Comes with brass bushings and stainless hardware for easy installation. Quick Fuel Technology Throttle Return Spring Kit Square Flange 49 3 Holley 4150 Throttle Return Spring Kit Product Description: Throttle Return Spring Kit Carb Mount Dual Springs